Christol Level Board Electronic Flashing Lights Soldering Practice Board LED NE555 CD4017 IC LED Electronic Lights Kits Blue Dual-Color

It is simple to make, has obvious effect and is interesting. The circuit can be used for electronic toys, art lighting, LED billboards. This suite adopts simulation light circuit made with NE555 and CD4017, the blue and LED flashed alternately according to the-pulse. This is a very interesting circuit for simulating the visual effects of warning lights. This is simple to assemble, suitable for electronics enthusiasts and students to practice. Specially designed for the training, cost-effective, diodes and blue diodes can be opened with wire connections to expand the lamp distance, board number and model on the circuit board, the right for seat can be installed.